The bluescreen means that it is either a driver or hardware problem. Based on what you replaced already I would try a different power supply next, and if you have not already, a new windows installation.
A pc help forum would certainly be better for this and could help you analyse the bluescreen ...

***Noticed after the fact this should be in Technical Help not Bug Report. May a staff member please move this for me?***

What did you do?
Was just playing normally. The issue seemed to begin happening once I got a large game going.

I actually did a few things on my side, thinking it might ...